Advanced technology has already pushed human being to edges, such as the pro

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问题 Advanced technology has already pushed human being to edges, such as the production of weapons of mass destruction, the destruction of Ozone by Freon, and the application of clone. The heated debate over【C1】______cloning technique should be used in human reproduction must be considered as a serious【C2】______.
Clone, to a certain degree, is【C3】______to mankind. Such disease as Parkinsons will【C4】______be cured in the future in the hope of further【C5】______of clone. However, the【C6】______of this technology will bring human being unthinkable destruction.
【C7】______the declaration of the death of Dolly, we are more【C8】______of the inefficient procedure of clone. According to "Dolly’s false legacy", the incidence of death among offspring【C9】______by cloning is much higher than it is【C10】______natural reproduction--roughly 10 times as high as【C11】______before birth and 3 times as high after birth. And【C12】______you may argue that this technology will be perfected in the future, I don’t see there is any point in【C13】______--being cloning.
Many people【C14】______this technology a promising one as to bring all human being to a new era in which all human【C15】______will be accomplished by cloning.【C16】______scientists in some countries have already started their great plan to clone human. But let’s think, what is the practical value in doing so? You may tell me that it can bring hope for those couples【C17】______to have children because they might choose to have a copy of one of them rather than【C18】______the gene intrusion from a【C19】______But imagine, if you have a child owning the same appearance as yours or your husband’s, will you accept it without any【C20】______. [br] 【C11】

选项 A、normal
B、regular
C、natural
D、average

答案 A

解析形容词辨义题。根据选项和文意综合判断，可知这里要表达的意思是：……是正常的10倍。这里的“正常”指的是符合已建立的标准或公认的，常规的情况，故应选择A normal。regular指不变地符合已定的规则，方针或统一的步骤。natural形容固有、含有或符合某人内在特性或特点的事物，表示顺其自然、顺理成章，没有外力作用的。答题时也可结合前文的“natural reproduction”进行分析。average意为“平均的”，不符合文意，可排除。

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